"This is not true," a Nicole rep told Access Hollywood, despite photos from the awards show that showcased the "Nine" actress holding her belly, prompting online rumors to suggest she was expecting.
Nicole has one child with Keith, Sunday Rose, and two adopted children with ex-husband Tom Cruise, Isabella and Conor.
Related Content from AccessHollywood.com:
VIEW THE PHOTOS: Hollywood's Hottest Moms & Their Loveable Little Ones
PLAY IT NOW: Nicole Kidman On 'Nine:' 'I Have A Complicated Relationship With Singing'
PLAY IT NOW: Nicole Kidman Clears Up 'Sexual Fetish' Quote; Talks Growing Her Family